High Quality Plumbing LLC

High Quality Plumbing LLC is a Boston-based plumber with a 4.9-star rating across 55 client reviews. The business handles residential plumbing needs throughout the Boston metro area, specializing in tankless hot water heater systems, leak detection, and general pipe repair. Clients consistently note the technician arrives on schedule, maintains a clean worksite, and explains repair requirements before proceeding. The company responds to service requests promptly and provides upfront estimates before beginning any work.

This contractor distinguishes itself through expertise with Navien tankless water heater systems, having diagnosed installation errors made by other companies that required correction. Reviewers specifically mention the technician identified multiple problems with a boiler installation performed by another contractor, with findings later confirmed by Navien technical support. The business also installs Moen water leak detection devices and expansion tanks, addressing whole-home water management needs beyond standard repairs. Annual maintenance programs for tankless hotwater heaters keep systems operating within manufacturer specifications.

Customer stories from reviewers describe specific scenarios that illustrate service quality. One client needed a valve replaced and a burst pipe repaired, noting clear communication throughout the process and completed work as promised. Another homeowner scheduled annual heating system maintenance plus additional repairs, highlighting punctual arrival and fairpricing. Multiple reviewers designate the same technician by name and describe him as thorough, knowledgeable, and professional, with one client stating the technician discovered problems with their Navien unit that previous installers missed.